AirHint found the following cheapest return flights from Hong Kong (HKG) to Lisbon (LIS) in October 2025 (see full year).

Return flights

27 Oct - 03 Nov	Finnair
15 Oct - 29 Oct	Finnair
19 Oct - 30 Oct	Finnair
15 Oct - 30 Oct	Air France
16 Oct - 29 Oct	Finnair
21 Oct - 04 Nov	Air France
22 Oct - 29 Oct	Finnair
30 Oct - 06 Nov	Finnair
22 Oct - 03 Nov	Finnair
22 Oct - 04 Nov	Finnair
27 Oct - 06 Nov	SWISS
23 Oct - 30 Oct	Finnair
22 Oct - 28 Oct	Finnair
28 Oct - 04 Nov	Lufthansa
14 Oct - 28 Oct	Finnair
15 Oct - 26 Oct	Air France
21 Oct - 28 Oct	Air France
29 Oct - 05 Nov	SWISS
26 Oct - 03 Nov	Finnair
28 Oct - 03 Nov	Finnair

Also check the deals for one-way flights from Hong Kong to Lisbon in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Hong Kong to Lisbon in October from 467€

Return flights